21558796

素因数分解:

$2^2\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1543}}^1$

素因数の和:2053

約数の個数: 24

約数和(自身を含む): 43232000

約数和(自身を除く): 21673204

約数列:

[1, 2, 4, 7, 14, 28, 499, 998, 1543, 1996, 3086, 3493, 6172, 6986, 10801, 13972, 21602, 43204, 769957, 1539914, 3079828, 5389699, 10779398, 21558796]

約数ペア:

[(1, 21558796), (2, 10779398), (4, 5389699), (7, 3079828), (14, 1539914), (28, 769957), (499, 43204), (998, 21602), (1543, 13972), (1996, 10801), (3086, 6986), (3493, 6172)]